1. Lack of interaction and social experience: Online education lacks face-to-face communication and interaction, making it difficult for students to gain social experience with classmates and teachers.
2. Network problems affect the learning effect: network education needs to rely on the network. When there is a problem in the network, it will affect students' learning effect.
3. Need strong self-management ability: Online learning requires students to have strong self-management ability, including time management and attention control, otherwise it is easy to be distracted or waste time.
4. Unstable course quality: Due to the openness of online education, it is difficult to ensure the stability of course quality, and some courses may lack depth and breadth.
5. Lack of practical links: Some disciplines need practical links to better understand and master knowledge, and online education can hardly provide such practical opportunities.
6. Difficulties in student feedback: In online education, it is difficult for students to directly feedback problems and difficulties to teachers, which may lead to poor learning results.
7. Eye fatigue and health problems: Long-term use of computers or other electronic devices can easily lead to eye fatigue, headache, cervical pain and other health problems.
8. Lack of supervision and management: In online education, students need self-management and self-discipline, and lack of supervision and guidance from teachers can easily lead to poor learning results.
9. Differences in students' autonomy: In online education, students' autonomy varies greatly, and some students may lack self-motivation and self-management ability, which may easily lead to poor learning results.